Computer Science/IT MCQs
Topic Notes: Computer Science/IT
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
3341
In a laser printer, which part transfers the image to paper?
Answer:
Drum
The drum attracts toner particles and transfers them onto paper before fusing.
3342
In a student grading system, Student Last Name, Student Address, and Final Course Grade would be classified as:
Answer:
Information
These are all pieces of data representing student information in a system.
3343
The hexadecimal number system has base:
Answer:
16
Hexadecimal is base 16, using digits 0-9 and letters A-F.
3344
The motherboard is:
Answer:
Circuit board with CPU and other chips
The motherboard houses the CPU, memory, and connectors for peripherals, forming the main system board.
3345
CRT stands for:
Answer:
Cathode ray tube
CRT is the display technology used in older television and monitor screens.
3346
Where is an open document temporarily stored while editing?
Answer:
RAM
RAM temporarily stores active documents for faster access during work sessions.
3347
Which device is often bought for home offices to handle both printing and scanning?
Answer:
All-in-one peripherals
All-in-one devices combine printing, scanning, copying, and sometimes faxing.
3348
Which of the following is a computer code?
Answer:
All of the above
EPROM is a type of memory, Java is a programming language, and EBCDIC is a character encoding; all related to computing codes.
3349
What are the individual dots on a monitor screen called?
Answer:
Pixels
Pixels are the smallest units making up images on screens.
3350
C is classified as:
Answer:
A third generation high-level language
C is a high-level programming language designed for system and application programming.